Stripping machine



yOct.A 6, 1931. l l. w. Ross ET AL 1,826,526

STRIPPING MACHINE Filed Oct. 14, 1929 5 Sheets-Sheet l 17557065565.' /lf dife/Ui i .Ja/Mb,

Oct. 6, 1931. I. w. Ross E1' AL 1,826,526

STRIPPING MACHINE Filed Oct.' 14. 1929 5 Sheets-Sheet 2 Oct. 6, 1931. l. w. Ross E1' AL STRIPPING MACHINE Filed oct. 14, 1929 5 sheets-Sheet 3 l' las hwy/122115.

Oct. 6, 1931.

| w. Ross E'r Al.

STRIPPING MACHINE Filed Oot. 14, 1929 5 Sheets-Sheet Cet. 6, 1931. l. w. Ross ET AL 1,826,52

STRIPPING MACHINE Filed Oct. 14, 1929 5 Sheets-Sheet 5 ffii# W45 .ff f4 7 I:

L 55,3., *g8 .a i: sa 40* E 2 l' l I' l i', IIJD:::DD r4-? '47 "50] 1 43 4775 73 "53 a 5i jjj/5 4% i deiattinp mammie Wl f f inwieniion' 1310 chilies, and fmorefp articula-lily to machines fQr L; animaigintestines when 1 v.preparing them'tefibeused;frsausageeasings. i, ,Y 5 In :cleaning and preparing. i'ni'.esiinesy fno, be nsedf'for sansage-easingsit'is necessary t0 12e,-

f nove the -atf'andnfexternai substance, and

Vthisniujstbedonewgzitheut vdamaging,the tube.'y

Thisfdefatting is'jnsnally done lay-hand and f inquires Considerable skillon the 'part .of the opei'ail'f vin Perder; Inet to' ,CJ-nt'` 'threugh the skin'. '-fFu-'therinerg thec'proeess is Compara- "txeiyslow! and expensive. Machinery has been devised With'a View of accomplishing `this jifeiig; Said vvnfiaehines being*V designed t operate 'either'semi-automatically of entirely antomatieaily; but these have Vnot proven `to Y beas'suecessful ,erI yadivaniaga'egous .toi the` def t0 ,be pir;mannedA appear? siiied'exfent:

v"ifh'e' pije'sent invention" v "siinpie and-,practicalmaehinewhich 1 h Win(r to i parts 'and eeinbinations and anangernents efe-parts as-,heeeinae eeslbdierld P059 led ont with rpartieularity ,in ,thefapfpended i -`the "aecompanying: drawings, forming Vpart of this 'specieation;`Y and illustiatingY a v lprajeticaigadaptation of ,the inventif)n3?` Fig. iis a .toplplaii-,view Qfhemachrli 'Y Fier *2-v isk e fra'smnfwre' View, partly; in

lustrating the eorelation; of t theLosciliafcory,shaitfbgalijng;-g e n f Y 3 is a sectientakenen ionabQlltiihe r Eigensa .ve

rtcal Setem teken, Onl "-0.1

'his foins Objects to -nated 4.by .the .numeral 16,

fg; "nqaeigniiieaieciop'gp .14, i929; seriaino. ase,4s4.

'i Fg- 6. iS a Section taken line .6-6 of Fig. 5;

Fig. 7 is a section taken Qn or abeut the,

onY or aheut the line 7:-7 of Fig. 5;

A Fig-Sis a ffagnientary yView s owincr th details of the y i i h 'vh e kniyes; i Fig, 9 is a erossfsection-thliough @neef the .preliminary stripping rloils;

- 2' 1F ig. l0 is a lQngitlidinal seetionion the line v10-'10 of Fig. 9;' l

Fig. 1l isa crees-section through one of the rotary cutters and 'i Fig. l2 is ya cross-section throngh one of .the pneiirninaryfeed rolls.

Referring now to the drawings, the numerk ai 15 indicates generally the frame .of the machine; which, in pratice, is preferably con,-

.surncted of commercial angle' ,and yplianriel Preierably, the inja'chine is d-iiron seCOnS. neatly1 inotor-diiyen, thefmotor being desigand, ,as shwng-ha-vingafb'ase portion .17 which is'mounied ,Qn

W fa iongitudinally extending fname membei" 18, saidlmenib er, 1.8' having ,annular .end Apentions 19 AWi'i'ichnre riveted Tor bolted tjoimn'syerse.

angle members A20, at- ;theiop of the' main C f' iloeciy frame. j The motor 16 isgeareder 'beL-tf eeiin amannei hereinafter more fully ,t`

scribed/C0y the-respective driv'e shafts' which actnatef the several rotary elements, ito` fbe 'presently desrribed,` infthe treatment: ier

.which ih@4 machin@ is ,primarily mme@ Generally stateflythe lila@lune cemprises'a ,eeenfifry feeding fellrS 2111.626 We elwily-similar to theiolieis 21 anch-22, 111e ebow@ .Seidisewelery fedmg rdller 'isa pair intesilnesare passed agiter ,being acte pqn cooperatingepair .of rotary y as y Q1 `@shaft is rotatable aboutlafiied 'exist i .whilethe Companionmembers ofjtheseveral; pairs, namely, the elements l22 24, 26, 28 and v kelements :may befmoved "towardy `and from' Y 1 their respective companion elements.- nTo this v 30, are respectively mounted onl shafts which are rotatable about axes which arefosci-llatory in a horizontalplane,whereby the respective end, the ,shafts 21, 23, 25f .271tlvyan'ld 2.9 have vtheirfrear end lportionslj ournaled iin bearings j8l'.,"sa1df`b`e`ar1ngs being ixedlygnounted ,onV

vangle brachets`32 which are see'uredqto-v the vrmembe's`35 'and 36,;r'espeetively, of the' main "bodyvframe, The shafts ,are als'oljourr'ialed innery face offa rectangular plate 33, which latter is secured Vto ithevertieal4 lframe ymem-1 bers 34 and horizontal upper and lower frame Y nearv their outer end'portions inf bearings l37,

said bearings being fiXedly' mounted on *angle ybracketsB8seeuredto the, inner fa'ee'i'of a front plate 69,: similar to theiplateg, said plate 39 being secured tothe Yvertical frame members 40 andupperl vandv lower yframe. members 4l `and 42, respeetive'ly. Therespeetive- "'shafts`2l, 23?, 25;27ffand29 are projected" n through openings provided therefor inV said pl'ate)V andfhave-.the respective 'elements 2l, 23, 25, 27 and 29 fastened thereon, pref- "`"erably byset screws, removable pins, forthe jlilre, whereby theymay be'readily removedv at ',i-ffrhefrpepeait shafts 22', eight/,28 mi forathe several elements 22, 24, 26, 285 and BO are j ournaled at their inner ends Vin `lbea'rgings 43 arev 'swiveled vto turn'about Aa vertical 'axis' on the'*respective Yhorizontall braeket members 32;'v The-manner 'of inountv ing eaeh'fbearing 43is`best'illustrated in Fig.

3 of the dravvin'gs,1it` beingV pivotally secured I on the horizontalrtlange ofthe angleY bracket 'd mei'nber325by a shouldered stud'44.j :The re Hspe'etiveshafts 22', 24j, 26', 28 and 3CD are Y ,at its' upper and lower margins by stripsf49.

f The-'bearings 45 have a slot-'andboltconneel tion with the braelret lmember 46 theislotsO, 1 ais-shown', being providedein the/horizontal` ,flanes Of Said memb'e' eed the bolts "I 51 lbeing mounted fin'y apertures f provided 'therej, for in the opposi'tely lflanged portionsv 52 of said bearings 45.-"` Thebearings 45 areyieldl' ably held fin a. 'normally forward position, or

" r in a direetionf towards the-opposed"companon shaft byia'spring 53 which bears atene,VV

` end against said jbearingfand 4at itsV opposite end ag'gainst vanfabutment faiforded `by anl` The supplementalslidable plate47` has one VVffrarme;membery `By this arrangement the angle member .54 Whiohis fastened on top of the'horizontal iangeof said 'bracket mem-Y ber 46. v The forward Vmovement of they respeetive bearing members 45 is ordinarily limited by the bolts 51 .which engage the ends of the slots, 50,fbut to provide for-an adjustj Y ment of saidv bearing members itis preferable tofattaehone end of a rod 5v5 tothe bearing block ':and; `eXtend said rod vslidably through 'an' aperture provided therefor jin said abutment4 member l54; and provide Vsaid rodwith -an Yadjustable@collar or shoulder 55'; which maybejserew-threaded ontothekrod sofas to engage theiflange of theab-utinent member 54.

end portion'lo'f ai pair p* of f links 56 lattaehed thereto, 'as at57, said links'i56 -being` attached at their opposite ends'to,bellerankmembers i 58, :as at 159,?and' said;belleranlrmembers being pivoted',' 'asV at 60,;on2the`inner ffaee' of bar 62, said rodfor barfbeing jpivotally at; taehed atitsr4 lower Tend portion to a @pedal lever 63, asat 64, said vleve'rf 63. beingpivoted vto one of the' rear verticalgzframe members 34', kas at 65, and havinga treadle memberl 66 ativ its outer endg VThe bar 62 isprovide'd with a:`

lateralextension 67, said extension 67 having Yoneend portion of a spring 68 attaehedthereto, the oppositeendof said spring beingattac-hed to'an eye 69 or; other suitable support"- ing 'member provided therefor on lan Vupper spring'rflyieldably holdsthe rod 62 in aj normal upper. position, ,and` through the ,oonneeitions olf-,the bell erzmlrmembersl and links t `.56 vlthe..-'sup-pleinental slidable ,plate/'47 is aofcordinglyjh'eld in a normal :forwardV position i with the respeetive'rrollers 'the several d co- 4 epefratli"ng,pairs ingtheir normaliwo lationgtoy ea'ehother.A ff Y 'fj-The' remy ana'iserco @feeding 'mit @H2L-222211.01325, 26,11*@Spcti'vely, are preferably'eorrugated longitudinally, asiat 70, the

grooves*beingfpreferably rounded in "crossn section andfthe lperipheral 'fa'ees V70 Yof the flongitudinallibsj' afforded "byfsueh fcorruga'- f tionbeing'relatively wide.' Y AThestripping rolls 23 and 24'have-a` mul-f "'tipliei'ty jof substantially pyramidalV periph- 'eraltte'eth'r 1 whiehj-are formed by grooving the roll'slongitudinallywitha V-,shaped eut seas "top'roduee o'orrespondingly sharpl edged' thenannularly Vgroovinglthe rolls in the ,saine manner', therebyy oross-eutting the VYTherotary"-felements. 'and l which fare preferably Vmade cooperative right `and' left I arrangement, fare provided with spirallyarranged, orffat least', substantially spirally arranged cutting blades 72,

7said l blades 1being preferably: connected v at theirendsv 'toA annulareircumferential flanges the fronti,plate39r-zThe:opposite arms-61 fof said. vbell'Aeranhffn iembe'rs '584 f are .attached to a; vertical reeiproeatory operating rod or l'. W thronghfthemaohine.

A ,wat

insens substance within-the length of the cutting elements during Vtheoperation of stripping from the intestines asv they arer passed f1 Normally, thev lower Jost or primary feedf ingv rollers are: spaced a predetermined-distance apart, accordingA to lthe thickness of the *casings to be passed through" themachine.

distance between-the meeting circumferentiallffaces `79 offthe' ylong'itiidi'nal ribs of saidfrolleris' 2-l"a`n-d 22fisdetermined bythe e thickness ofthe-wallsof theintestines,y That e is, figuring' the average normal v'thifsk-ness'I of the wall membrane proper of' the collapsed intestine Y tiibef and allowing Vsome f fiirther space according tothethickness-anddensity of the vexterior substance "to be removed from thetnbe.- Likewise, the*"dista1-i'ceV between the meeting aperres'v of the circumferential teeth of thestripping rolls 23' and 24 is about lthe same Vas ,the normaldistance between the meeting circumferential faces of the primary feeding rollsyas'jnst hereinbefore set l; forth By this adjiistinennthe intestines in r passingbetvveen they rollers 121 and-22 have the fatty exteriorsnbstane compressed and' correspondingly conformed accordingfto `the f shape of the corrugations." @That isto" say., the intestines are compressedwit-h y sufficient bitingeifect to feed rthem in )an upward direction and at Vthe "same'tiniefthe` exterior .fatty substancel is "crimped transversely lso as Vto present the fatty4 substance in a corrugated condition to theaction ofthe spaced pair-fof opposed stripping' rolls 23 andv 24,".which.- are lthesaid feeding rollers'2la'nd 22, as will -hei@in a-fter.explained.v The: rsecondary f ng 4rollers2`5 `and-26are normally set'in "the-tube by the foffthfe stripping rolls rolls and in the reverse direct-ion, as do thestrip Jing rolls 23 and 24, are normally fsetin're' ationvr to `eachother so thatthecutting edgesy ofthe blades^72vtravel insuilifcienitly close-relationitoeach other to remove 'practically allk of fthe external matter on the 'surfacefwithoutinjury tothetube.'

*Shoiild'V any portions of the tube beundully enlarged either jin :the Vwalls proper or due to excess OeXternal's'nbstance t'hereon,`fin proportion to the normal spaced set of the respective feedingand' defatting rolls, ythe re- 'spectfiverolls' thatfare provided with fthe springs 5,3 will yield ito 'permit the said thickened portion of the tubeto pass hetweenthat particular pair of rolls, but kshould the limited opening beween thatparticular pair of rollsnot be sufficient yto permit vpassagelof ,the

. material between them, thetreadle spring 'V68 2 5 isfprovided with geared to rotateatavr considerably higher speed cl'os'erfrelationEto eachother than the; i',oliejrs V "12lran'd 22, as the greater portion of the fatty A'external1substance'hasbeen removed from will yieldfand'permit'the plate 47, carrying all of the yieldable feeding rollers and defatting'vrolls,` to move away from the stationary'elements. f

` rThe gearing for driving the several rolls V'Wfillfnowbe'described; The stripping rolls 23 and'2t and ycutters27'and 28, beingnecessarilyoperated ata relatively high speed, .arelgeareddirectlyrtorthe driving shaft 74 o'fthe motor 16',Vv this bein@ accomplished by carrying a chain fabout a sprocket wheel f-Gvlocated on said shaft 74, and a correspond'- `ing `sprocket 'wheel kZZ'on the drive shaft27 'ofthe rotary cuttingV element 2.7, while; the

-`shaftv23, on which the stripping roll 23 is inonnte'ch is e provided with a sprocket wheel 78`whichv` is 'connected-by a chain? 9 to a sprocket wheel=80 onysaid shaft 27'.' The driving shaft 74: is provided with a pinion `81,- which is in mesh withl a larger gear 82 t on a counter sli-aft 83, said counter shafthaving a. sprocketwheel 84 thereon, said sprocket wheel being connected by a chain 85 to a vsprocket wheel 86, of larger diameter, which is i-Xed onftheshaft 25 of the secondary feeding vroller 25. The feeding roller shaft a second sprocket wheel `ffvvhich is connected to asimilar sprocket wheel 88 on the driving shaft 29 yfor the feeding roller'29, by a' chain 89. Said shaft 25 is provided with a third sprocketwheel 90,' which is connected by a chain 91 to sprocket ,wheel 92 on the shaft 2l 'for the p primary feeding roller2l. I

' Theshaft27- is provided with a spur'gear -93., whichkk meshes'with a corresponding gear 94 on the shaft 28"*whi'ch carries the cutter element'28, said spur gears '9,3 and94 having relativelyi'long teeth which will permit of kthis'arrlangenient'the stripping 'rolls 23 and 24e and cutter elements 27 and 28 are positively driven at the same speed and said members are rotated 1n a direction so that their peripheral portions will'travel oppositely tothe direction in which the tube to'be treated is fed 'between' them.

The shaft 21 is'prov'ided with a spur ,gear

98,;which meshes with acorresponding ,ocar 99 on kthe shaft 22', which carries the feeding roller 2 2, the teeth ofthese two gears 98 and 99 also 'being of lsuchv length that said shaft -22 is permitted to swing with respect to the shaft 2l. fTheshaft 2 2 is provided with a sprocket wheel 100, which is connected by a variation in the distancebetween the axes i of the .two shafts27jand 28 and 'not'inter-- f 'fe're with `.the proper working relation ofthe chain lOlto a sprocket wheel 102 provided 'onthe shaft 26', whichcarries the secondary 'y feeding' roller. 26.' 'rhifshaa 26 fis; ginepro.;

` connected by a chain 104450 ajs'procletvvhee'l f L 105 mounted 'on ythe.sl1aft,30,'which,carries Y the vfeeding roller `30. 'f lBy-thisV a'rrajugement the respective feedinglr'ollers 'are driven'sil"i'n-ultaneously andat the samespeed, and ina Y Vdirectionto ,feedv thetube" to .be .treated vup- I .f vvardly betweenl the respective'pairs offrollers.,

naar theaeaaedtubeis passed between the fgrupperinost Ypair oflrollfers 29j and 30, itmay 'be placed -inja container` `or otherwise j .disl i j -posed of for future use, but, preferably, .the

' chine,'s'aidshaft having asproclet vvheel 110 .machine isV provided 'With La reel.l 106 )having or hooks .107 to, ywhich fthe; endl-*vof* the l tube mayv be I attached, l' said reelI comprising n acircularbody portion gfromfyvhich projects i j arseriesfof lingers'*110,8whichaord ,the sup;

` portffor the tube asit is Wound thereon, iy The :reel is mounted on a'f'shaft v109 journaled in an 'extension tof the mainA f rameof `'themavu'fliicliis Aconnected by a' chain 111 to a'sprloclet WheelllQ yon theshaft 21", said sprocket wheels 110 fand.-112 being relatively proportione'dfsofthat the reel. 106'rotates ata speed corresponding to thatfoizthfey feedrollers: In; other yvvords, ther' peripheral travel off.V said lreelfislatfthe.same speed'` as that Iat vvlnich'f; .the tube being treated travelsbetweenr said feed rollers.

j vB fore .subjecting the intestinal tubes to Y. Y the'actio'n ofthev rotary yfeeding and, defatting elements, just hereinbefore .j described," they .are preferably passedfbetvveen squee'zer roll yers-*113f-and 1141,4`Whichl are-imou'ntedin an- V.extension yof .the jbodyfffrarne e said .roller `,i113 being stationarily.supportedfonithe framel i Y.andlthefcooperating upper rollerrll'being vertically V'movable Qand yieldably'" heldV in (staff 11,6., ena tteupperreiieriunmounted l 'T shaft11'7, saidfshaft 117 being'. mounted f Vat one end ina journal :boa llnvvhichglatter isj swiveled 'about 'horizontalf. axis vso. as sito rpermit :raising and loweringof .the outer. 'end portion of the'shaft 117,011 Wliiich'is mountedV `the roller; 114. Onitlie shaftflllnis asprocket '.to av pinion 121' onthe'shaft21";. Bygthisarrangement thefshaft 116' is positivelydriven,

. andasgthe'vertically movable roller '114,y due .`toits ovvn Weight, Whichisaugmented byv the the tube. y

To secure` a better result inthe treatment yof ythe intestinal tubes,` they fare preferably '1subjectedto lthe action of hot Water, which kis 'sprayed 1115011. t1.1611@ from 'hcfizntallv {dis- Workingrelation -to said roller 113 by "a spring', y 115. The Y,lower :rolleri113 fis fniounted on.y ak

Y cutting blades 72`,`.said bladcsbeingfriveted upon it, but vvithout compressingfsaid lsubstance. Th'at isly to say, thejcircumferential :posed perforated which, as shovvii,

are located abovethev upper 'roller 114,"said' pipes flQQ-being late 'ral extensions of branches 12S-'at the-end of the depending. portion 124;

of a branch pipe 125 leadingA fromthe supply I0 i' pipe 126. j Saidl supply pipe V,126 is extended rdovvnwardly'bfetvveen the shafts of theyre.

spective feedrollersandrotaryy strippingv and cutting elements,` fs/aid y'downward extension 127 havingl laterally extending branches 128A 5.5

` Which are provided with japertured extensions 1.29,- Whereby ftogsupply; hot Water upon the y'intestinal tubeasfit passes between the feeding` andi treating rolls. Y In?practice.I.,4 a -drip pan- 130is placed beneatlitheverti'cal column '39 Orf; .fdnglroll'ers and rotary-elemente as shovvnjv in Fig. 5' ofi the. drawings, into which the grease-laden Water isreceived and thence conducted lto a-fsuitable device or'placeof separationg(not.shovvn),1vvhereby the fatty s'ub- @.5 stance isgrecoveredfor useful purposes. Ob`

',viously,a separate; panmaybe j placed underV *n .the squeezerroll'ers 113and114so as to vsalyvage.Whatever useful matter is removed yat' this stage of thetreatrnent ofthe tubes., f 39 Inpassing the intestinal tube through the machine lit kis gripped rather `tightly by the vcorrugated primary. and secondaryv feeding vroller-S21, @fand-25,26, and thelinal feeding rollers S29, and BO, which are prefer-rk ably covered by a fabric A.offthe character of canvas., and therebyA heldtaut, While traveling in this'conditien.y ata co'nfilpf1.iativelyv,v slovv'` speed, the tubeisacted upon Yfirst byfthel circumferentially toothed stripping vrolls f 23 243,thepointed pyramidl teeth of @Whichare relatively deepso astoltale Careof a considerable body offaton the eXtel'Vorvof the` tube,fsaid rollers.being,V of course,spa'ced .aslliicicnt distanceapart'sothat the lpointed @.05

ends of y,the lteeth will Jnot dig'finto: or Fmuti-v late' thejtubeV itself. The substance Whichaisv-l not .stripped and shreddedgfrorn thel tube f thefioll's 23 vand f24fis removedby the rotary cutters 27 and 28E' as theftube passes'betweenl.

the secondary .feeding rollers 25A. and 26.* and the final feedingrollers' 29and 80,'s'aidrotay cutting elements 2.7 and 28 havingspiialribs Y 131, on.v therear faces offvvhich are placed the s to saidyribs', as at 133,;an'dftheircuttingedge portions projecting vbeyond fthe circum ferential facesl'ofsail'ribs lladistance 'Y apprQXmatelyequal tothe javer'agethickness .oftheexternal substancejto .berem'oved from the tube. The cutting elementslare spaced l apart'. so .that the mee'tin'g circumferential faces '135 of the vribs lftvillengage the fatty substance, just before 1 the cutting ibladesact portions y135 jor ...merits 131 i merelygeqntaa with theeXternal fatty substance fsuiliciently to `support fit Without appreciable compres# Y 19 anon the tube;

l 'gbeingsubfjeeted toethe; action offA the.v several- Y 45. yvention, therefore;- v ciiicconstruction by i the meeting cutting edges n 135v Q nf said "blades 7 2, the, space` between whichxis approximately kequal to ,the thickness .of the i Y 1n the opposite direction to thefeeding. Y Y ofth'e tube,.andsaidbladesbeing spirallya walls i proper of .the collapsed l tube: These Madea rotating :atamuh;higher-speed mi trave ranged, they act the fatty, substance with-a shearing effecteso: .as to neatly remove i the .operation of the machine ,f the intes-I tine to'be treatedl is convenientlysinserted K ion rollers on elements sorting the intestine to`r` i and thef'inal 'eedingrollers29,v 30,: is placed I and" cutting elements,- j has travelledupwardlyandbeen acted. Aupon f l,by the several. `treatingelements, it is again' downwardly between the respective cooperatf .inge pairs `-finserted,being disposed-,upwardly so that the remainder of the,y intestine isaccordingly n j Afed: in; an 'upward ldirection .for treatment by the several-elements,"

` Inithis Way thefintes'- tineis-carriedthrough the machine in' a taut condition :throughout itslentire lengthlvwhile treating elemental L After- -aeiubaxhavef bien aaai-,tea they v Vare-turned insidefout and finally prepared 1n Y the; Customary manner gforl use as sausage ,4.0, 'e'aeings 1 Y :E f Qbviou'sly,y thefmachlne ,may be modified A "considerably Wit-hout: yin` the 4v@least departing 7 'from vthefspirit and scopeof thefj'invention asx-'defined by the appended claims, y The -inf isnot limited tof the 4speand.arrangementshown in v`.thefaccompany ingdrawings.

' Havingsthus described our invent1on,fwhat WerlaimLas .new andidesireto-/seeure .by Let- 5(3ters Batent is i l n 11. In amachineqofthe character described,

' cooperating :pairs l.ofprimaryand secondary 'f eorugatedgfeeding -rollers,a ypair of strippingrollers interposedbetvveen said pairsof feeding rollers,-said stripping rollers having VVcircumferential[pointed teeth, a pair ofyinal ,-feeding' rollers in' cooperative relation, to the "Secondary feeding,`roll'ers,.and-: af pair of rotary cutting elements interposed between said ,secondary andiinal feeding rollers,. said cutting elements having longitudinally-I extendingfcircumferentialcutting blades acting in meeting relation Yj-Withy (shearing effect.

' 2.v Ina machine of the character described,l lineally spaced pairs fof cooperatively opof feedingrollers'l-and stripping andlafter-'this portlon ments, 'one roller or j element ingmovablevvith respect to fers and rota? posed feeding rollers and. interposed rotary stripping and cutting elements also arranged inzcooperatively opposed pairs, companion rollers ger elements of ,each pair being movable laterallyrelativeto Leach other, means for Lsimultaneously moving they respectivev rollers'and elements Aof, each pair apart, said -m-eans yieldably holdingthem in normal opposed cooperative relation, and independently yielding means permitting` individual separation of the respective pairsiof lrollers and elements. f i,

Y3.v Ina machine of the character described,

cooperating pairs of primaryv and secondary feeding rollers,said rollers being circumferentially corrugated, the primary rollers being spaced normally a predetermined distance apart and said secondary vrollers being nor.- mally in .closer relation thansaid primary rollers,` a kpair of stripping, rollsv interposed between saidV primary and secondary rollers, saidV stripping rolls, having circumferential teeth ofpyramidalform and being spaced normally apart so that their pointed ends Will not mutilate the tubing being treated between .1:1

them,a`pair of linal feeding rollers normally in Contact With each other, said rollers being fabric covered, a pair of rotary cutting'ele# ments. interposed between' said secondaryand .inalffeeding rolls, i ments having longitudinally extending blades Whose cutting edgeynportions project beyond the circumferences of said elementsfand co'- voperate in, meeting relation with shearing saidrotary. cutting eleeffec@` said rotary Vcutting elements being '-OO spaced apart yso that the, cutting edges of their v.blades travel in close proximity ,to the-opposite. *outer facesl of the tube vpassed between them vWithout,mutilating ,the tube, means for rotating saidy feeding rollers in the, same directionand at thefsame speedpand means for rotating said stripping and cutting elements at a greaterperipheral' speed and in a directionopposite lto the feeding travel of the tube beingpassed between'them for treatment.

. jIn asmachine'of the character described,

pairs ofcooperatively opposed feeding rollers and yrotary strippingl and cutting eleo'f each pair beoralement, means `for yyieldably holding' said VrollersandV elements; normally closed 'relamovable rollers .HI/n,`4 amachineof the character described, ypairs of cooperatively opposed feeding rollstripping and cutting elee'r or element of each pair ,being rotatable about a fixed axis, and the com-y panion rollert-hereof Abeing mounted to roments, one ro Atate about a laterally movable axis, means for p yieldabl-yholding said movably mpuntedy rollers and elements in, normal .clos-ed. relation,

means underthe controlof the operatorfor;

:the other 'roller 'tion,an`d means under controlfof the operator lt'or collectively moving said "and"elementsJ apart at will. `A120 l l moving`Av said i 'i j a'taut' conditiom said stripping'andcuttiiig l Y tol'theftravel of the tube bev elements in A l vcompanion rollers `or elements Yat will; Ai'neans' for rotating said feeding'rolle'rsk in a direction series away jfrom' their respective ajseries l .of 'cooperating feeding rollers and ,rotar-y stripping vand cutting Velements arranged incooperatively opposed pairs .and

inverticvaly series, 'one vroller f o'r elementy of each pair' 'beinginounted ona fired shaftf'and 'ftheV companion' L roller or' `elementl being mounted' ori laterally.'Y'"movable shaft ona .eorrrespondingly.r movablerv carriage,' means' acting 'uponf said fcarriage 1 holding said'p'airs of,v rollers aiidelements' iii normal l relation 'to' rollers and means" fior' simultaneously actuating f gsaid. fdinggirollers as t0' more .treated upwardly between working,relation; ktrolljofjtheoperator orfactuatin'g. said l l i 'emeans"controllableiby:the-operator for movy -'Killers 4or elements of each fpairg. in `normal e'ansf.-v under ,the j l(con.-

jcarriaget move ysaid',` Aco'oper'atiiigl pairs oi elements apartv kin v4ser1es, atjrWill,

them man# @0hdirectionfopposite",tofthe travel oflsaidv'tiiloe vand at' a greater'peripheral vGoif said feeding rollers. i l v f 7. In a machine of the character desy'ribed,

vertical series of shafts "mounted inl-movable cooperating' pairf'of y primary feeding-rollers mounted'jon thelovv- 1 Ieriiiostshafts, saidrollersbeingfspaced apre'f determined distance' 'apartl and. having longitudinally vlCor'rrugated. circumierential:i portionsa' 'pair 'of 'stripping 'rollsfi'mounted on "the next .edjeleiiilurper' Shafte'eid Strip,-

' Vping rolls having' ,circumferential pyramidal 'teethaa 'fpardffseendery .feeding rollers mounted on the shafts-'next above ,saidfstrip-lv rolls, said "fecondarysvrollers J'being 'sirni ,f pfimary Y feeding' 1r-@1i A "abovef'jsaid secondaryJ feed uam Saidl primaryfeeding,roiiefsibiebging ftgetherf tlfian ":s'aid I rivfrmallvrlocated 'LCCS "ending circumferential; eitue'blds v andy being'r-spaced normally' a ppre'determinedfdis'- taneev apart, j a 'pair of finalV feeding rollers mountdon the uppermost Yshafts,'irieans' for f yieidtbiy herding 'said pairs Offefeeijng rou;-

cuttingl rolls iii -iiorvertical aXes,

'fee yieidiabiy er@ @there be,

simultaneously said' feeding rollers stripping aiid'cuttiiig rolls'fapart', at, Will;

independent yieldable means permitting Eine, l

dividualfseparation', offtlierespective pairs of said feeding rollersandfstripping 'and cu'ti vting 'roll s','y means for simultaneou'sly rotate ing alljof said" feeding v'rollers i'rione; directioni and at'the same speed,' and means for rotating"said`r stripping? and* cutting elements simultaneously in the opposite direction; and at" a greaterfperipherat'speed than thatof saidieediiigfrollers; 8. In ainachine'of the 'character desoribed,

a ver'tioaliseriesofiXedshafts, afcom'pa'nion seriesfoivertical v'shafts jo'urnaled'in rbearings "at one end'jwhich vvare' s'vviveled about l l l said second mentioned series of verticalfshaftsfbeing j ournaled near their opposite? ends 'in h'or'izonta'llymovable bear` ings',E 'said ybearings being'f mounted on, com= inonjhorizoiitally movable support,V means acting ii'porr` each individual horizontallyy movable bearing for yieldably holding said beariuggf'in* normali*pk'isitioii,` means Y"for "yieldably holding? said:horizontallyV lmovable l bearing; supporti/ inf normal position,

ingY said horizontally inoYble'f bearing 7sup;-

port Afrom' its, normal .positior'i,V -af pair of' co-rk operating-primary feeding rollersi mounted 'oil ,the "lovvei'most' f'pair 'of vsaidV shafts,;f said feeding roll'e'rs havingA longitudinal 'eirculnf- Af erentialjeor ug'ationsgeapairot stripping rolls mounted' on "the/shafts? neit above said and being" similar? topl "said"Y primary "feeding rollers 4but being cutting rolls fmo'unt'ed' on fthe shafts* next v v i positioned in'closer-lnormal cooperative' relation to each oth'er; a pair oi abovefsaidfsf'ecfondary feedingj'rollers,` lsaid l vcuttii-igrolls'l VJhaving' `longitudinally V'e'xteuding,v l substantially spiral; V"cutting" blades and-being spacedfa predete'rmined vdistance Yfapvartg: aV pair? of! Yfinal feeding '-1 rollers j mounted 'Y onf 'the shafts next "above/-l said?A cutting rolls,

fsa'idr' iinal Vfeeding rollers beingl located normally in close'l lrelation to'each other andliavi'n'g fabtaneou'slyfrotating"allfoi Etl'iel shatsoifvvh-ich twhich saidl stripping 'rolls and? cuttingrolls a greater peripheral 'speedthan saidj'lother shafts. y 7 Il l ivn'testiinony Whereoijw'efhave signed our nainestofthis 'speciiioation.` f f Y Y if IRVNGW." ROSS.

circumferential Ysaid feedingf'rollersf vare" incur'itedV at the jsame t l 'spe ed, and means lLj'orrotating the shafts' Jon il 

